S21 - manual foam soap system
S22 - automatic foam soap system
W2 - Wipers combi roll system
W4 - top holder wiper system
W24 - bracket wiper system
M1 - centerfeed mini hand towel system
M2 - centerfeed hand towel system
M23 - centerfeed hand towel system
M24 - watertight centerfeed hand towel system